package com.kuang.springsecurity.config;


import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;


@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        // 首页所有人可以访问,但是功能页只有有权限的人才能访问
        // 请求授权的规则
        http.authorizeRequests().antMatchers("/").permitAll()
        .antMatchers("/level1/**").hasRole("vip1")
        .antMatchers("/level2/**").hasRole("vip2")
        .antMatchers("/level3/**").hasRole("vip3");

        // 没有权限会去登录页面,需要开启登录的页面
        http.formLogin();

        // 开启注销,跳到首页
        http.logout().logoutSuccessUrl("/");

    }
//
    // 认证
    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {

        // 这些数据应该从数据库中读取
        auth.inMemoryAuthentication().passwordEncoder(new BCryptPasswordEncoder())
                .withUser("admin")
                .password(new BCryptPasswordEncoder().encode("123456"))
                .roles("vip2","vip3")
                .and()
                .withUser("root")
                .password(new BCryptPasswordEncoder().encode("123456"))
                .roles("vip1","vip2","vip3")
                .and()
                .withUser("guest")
                .password(new BCryptPasswordEncoder().encode("123456"))
                .roles("vip1");
    }
}
